Calcined Kaolin Uses in Various Industries
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ABOUT US
20 Microns – Leading Industrial Minerals & Speciality Chemicals 
Manufacturer & Supplier in India
 We are 20 Microns Limited, the pioneers in the field of Industrial Minerals in India, bringing 
the organized concept of Micronization and tapping various different Industrial Micronized 
and Sub-Micronized Minerals under its portfolio. Since few years back, 20 Microns also 
delved into the world of Specialty Minerals, Chemicals and Performance Additives catering 
to the niche segments and formulations made through advanced and superior technology 
to serve our existing and new customer base for diverse applications.
 With a devoted R&D and Product Application Centre, we are committed to continuously 
innovate and offer a variety of products catering to numerous applications and 
formulations enhancing the product performances and delivering high value added 
functional solutions to various industries.
CALCINED KAOLIN
 20 Microns is a trailblazer in calcination, 
providing globally used fine particle 
Calcined Kaolin in ceramics, coatings, 
plastics, paper, construction, adhesives, 
rubber, and wire & cable applications. 
Their extremely fine grades enhance 
opacifying properties, gloss, hiding, and 
brightness, reducing titanium 
consumption and replacing synthetic 
aluminum silicate. Innovations include 
Hydrophobic and Flash Calcined Kaolins, 
offering sustainable solutions for diverse 
industries like ceramics, paints, coatings, 
textiles, cosmetics, paper, packaging, 
pharmaceuticals, plastics, and rubber.
USES OF CALCINED KAOLIN
 Calcined kaolin, a derivative of the 
naturally occurring mineral kaolinite, has 
found its way into a myriad of industries 
due to its unique properties and versatile 
applications. This refined form of kaolin 
undergoes a high-temperature process, 
resulting in improved physical and 
chemical properties. The calcination 
process transforms raw kaolin into a 
versatile material that is employed in 
various sectors, ranging from the paper 
and ceramics industry to construction and 
agriculture.
PAPER INDUSTRY
 Calcined kaolin plays a crucial role in the 
paper industry, where it is used as a 
coating material to enhance paper quality. 
The fine particle size and high brightness 
of calcined kaolin contribute to improved 
printability, opacity, and smoothness of 
paper surfaces. This makes it an essential 
ingredient in coated paper products, 
including glossy magazines, catalogs, and 
high-quality printing paper.
CERAMIC INDUSTRY
In the ceramics industry, calcined kaolin is 
valued for its unique combination of 
properties, such as high plasticity, excellent 
whiteness, and low impurity content. It is 
commonly used as a raw material in the 
production of porcelain, sanitaryware, and 
ceramic tiles. The addition of calcined kaolin 
enhances the firing characteristics, reduces 
shrinkage, and improves the overall quality 
of the final ceramic products.
PAINT AND COATING
The paint and coatings industry also benefits 
significantly from calcined kaolin. Its use as a 
pigment extender and functional filler 
contributes to improved durability, color 
retention, and resistance to weathering. In 
water-based paints, calcined kaolin acts as a 
rheology modifier, preventing settling and 
improving the overall stability of the 
formulation.
RUBBER AND PLASTIC
Calcined kaolin finds application in the 
rubber and plastics industries due to its 
reinforcing properties. When incorporated 
into rubber compounds, it enhances tensile 
strength, tear resistance, and abrasion 
resistance. In plastics, calcined kaolin is used 
as a cost-effective filler to improve 
mechanical properties and reduce shrinkage 
during the molding process.
CONSTRUCTION MATERIAL
The construction industry utilizes calcined 
kaolin in the production of cement and 
concrete. Its pozzolanic properties contribute 
to increased strength and durability of 
concrete structures. Additionally, calcined 
kaolin is employed as a functional filler in the 
production of lightweight aggregates and 
construction materials, providing both 
economic and performance benefits
AGRICULTURE
Calcined kaolin has found applications in 
agriculture, particularly in the formulation of 
agrochemicals. It serves as an inert carrier 
for pesticides and herbicides, improving their 
dispersion and adherence to plant surfaces. 
The use of calcined kaolin in agriculture 
helps optimize the effectiveness of 
agrochemical applications while minimizing 
environmental impact.
CONTACT US
Email 
enquUirsy@:20microns.com
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347, GIDC Industrial Estate
Waghodia - 391760,
Dist Vadodara, Gujarat - 
India
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